Volcanic fumes contains sulfuric acid, hydrochloric acid, glass particles - the things hazardous to your health.Precaution: DO NOT STAND OR WALK IN OR UNDER THE FUMES!

Methane Gas Explosions

Underground explosions occur in front of lava flowing over burned vegetation - plants are burning without oxygen as they are covered by lava, thus creating methane gas. When the methane gas ignites, the ground explodes up to 100 yards in front of advancing lava flowPrecaution: DO NOT APPROACH LAVA FLOWING THROUGH VEGETATION!

Bench Collapses

New land (called a bench) is formed where lava enters the ocean. The new land is unstable and can collapse into the ocean without any prior warning.Precaution: STAY AT LEAST 1/4 MILE (400 M) INLAND! DO NOT ENTER THE BENCH AREA!